For those who use the Linux distribution Fedora, all you need to do is (because I use a cell phone and my IP geolocation said I was a timezone away)...
sudo timedatectl set-timezone America/Chicago (because my IP geolocation said Chicago)
(but use timedatectl first to list your timezone setting, which mine was "America/Indiana/Indianapolis", then timedatectl list-timezones to be sure.)
Then after your session with Chase is over, reset it back with the timezone you had earlier...
This worked, however, I don't do Windows.
(I use Fedora 21. Linux.)
For those who use the Linux distribution Fedora, all you need to do is (because I use a cell phone and my IP geolocation said I was a timezone away)...
sudo timedatectl set-timezone America/Chicago (because my IP geolocation said Chicago)
(but use timedatectl first to list your timezone setting, which mine was "America/Indiana/Indianapolis", then timedatectl list-timezones to be sure.)
Then after your session with Chase is over, reset it back with the timezone you had earlier...
sudo timedatectl set-timezone America/Indiana/Indianapolis
(of course, these are only examples.)
For those who use Ubuntu or Debian...
sudo dpkg-reconfigure tzdata
and a text menu (debconf) will guide you.j